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Tracy Anderson Reveals How to Get Gwyneth Paltrow's Striptease Butt in Thanks For Sharing

Not only has the blond beauty's trainer Tracy Anderson talked about fixing the star's "long" bottom, but Paltrow has even opened up about a gal pal comparing her backside to that of a "22-year-old" stripper.

And now her much buzzed about bum is ready for its close-up!

That's right, in her upcoming film Thanks For Sharing Paltrow's butt get prime camera time when she strips down to sexy La Perla lingerie for a scene with Mark Ruffalo.

And while Gwynnie may have been embarrassed by the scene, she was definitely excited on behalf of Anderson, whose hard work would be on display on the big screen.

"She was like, ‘You're going to be happy, I have to be almost naked. I have to strip down to my underwear, so we have to get serious," Anderson told E! News.

And indeed the pair appeared to have done just that with the 40-year-old's derriere seeming to defy age in the film.

Thankfully for those who would like to follow in Paltrow's fit footsteps, Anderson filled us in on how she prepped Paltrow for her revealing striptease.

"She's been doing the [Tracy Anderson] method consistently for seven years, changing her content every ten days. She's been very focused. As a result she's got amazing, feminine definition."

Read: an insanely perky butt for someone in their 40s!

"She does the workout six days a week, changing her content every 10 days. You do one sequence of movements for 10 days straight, then you never do them again," Anderson explained. "You never repeat yourself. The point is to be constantly, always challenging yourself. There are thousands of muscular structure toning sequences that I've created. It keeps those muscles designed."

Sounds tough, but Paltrow definitely finds time to indulge—even in the hours leading up to a nearly nude scene!

Your information may be shared with other NBCUniversal businesses and used to better tailor our services and advertising to you. For more details about how we use your information, see our Privacy Policy. If you are located outside of the U.S., your information may be transferred to, processed and used in the U.S.